.page-news {
  background: var(--ink);
  color: var(--text);
  padding-bottom: clamp(40px, 6vw, 80px);
  overflow-x: hidden;
}

.page-news img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-news .breadcrumb {
  padding-top: clamp(14px, 2.4vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  padding-top: clamp(18px, 3vw, 34px);
  padding-bottom: clamp(20px, 3.2vw, 36px);
  border-bottom: 1px solid var(--rule);
}

.page-news .news-masthead h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-1);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.page-news .news-masthead__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 0.98rem + 0.35vw, 1.16rem);
  line-height: 1.85;
  color: var(--text);
}

.page-news .news-masthead__facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--gray);
}

.page-news .news-masthead__facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .news-masthead__facts li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  flex: none;
}

.page-news .news-masthead__facts li:nth-child(2)::before {
  background: var(--magenta);
}

.page-news .news-masthead__facts li:nth-child(3)::before {
  background: var(--amber);
}

/* ---------- 双栏骨架 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 40px);
}

.page-news .news-stream {
  display: grid;
  gap: clamp(34px, 5vw, 60px);
  min-width: 0;
}

/* ---------- 左栏 ---------- */
.page-news .news-rail {
  background: var(--teal);
  border-top: 2px solid var(--cyan);
  padding: clamp(16px, 2.6vw, 22px);
  display: grid;
  gap: 22px;
  align-content: start;
}

.page-news .rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: rgba(232, 237, 245, 0.62);
}

.page-news .tag-filter__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .tag-filter__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  font-size: 0.8125rem;
  line-height: 1.2;
  color: var(--text);
  text-decoration: none;
  border: 1px solid rgba(232, 237, 245, 0.22);
  background: rgba(11, 14, 20, 0.3);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.page-news .tag-filter__link:hover,
.page-news .tag-filter__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
  transform: translateX(2px);
}

.page-news .dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-news .dot--cyan { background: var(--cyan); }
.page-news .dot--magenta { background: var(--magenta); }
.page-news .dot--lime { background: var(--lime); }
.page-news .dot--amber { background: var(--amber); }
.page-news .dot--gray { background: var(--gray); }

.page-news .rail-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .rail-nav__link {
  display: block;
  padding: 9px 0;
  border-bottom: 1px solid rgba(232, 237, 245, 0.12);
  color: var(--text);
  text-decoration: none;
  font-size: 0.8125rem;
  transition: color 180ms ease, padding-left 180ms ease;
}

.page-news .rail-nav__link:hover,
.page-news .rail-nav__link:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}

/* ---------- 章节头 ---------- */
.page-news .news-section__head {
  display: grid;
  gap: 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-news .news-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-3);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-news .news-section__note {
  margin: 0;
  color: var(--gray);
  font-size: var(--fs-6);
  line-height: 1.7;
}

/* ---------- 推荐大卡 ---------- */
.page-news .lead-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--rule);
  background: var(--panel);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-news .lead-card:hover,
.page-news .lead-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .lead-card__figure {
  margin: 0;
  background: #0d1018;
  overflow: hidden;
}

.page-news .lead-card__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .lead-card__body {
  padding: clamp(18px, 2.6vw, 28px);
  display: grid;
  gap: 10px;
  align-content: center;
}

.page-news .lead-card__kicker {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .lead-card__title {
  margin: 0;
  font-size: var(--fs-4);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: -0.01em;
}

.page-news .lead-card__body > p {
  margin: 0;
  color: var(--gray);
  font-size: var(--fs-6);
  line-height: 1.8;
}

.page-news .lead-card__body .lead-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--rule-soft);
  color: var(--gray);
  letter-spacing: 0.05em;
}

/* ---------- 次卡 ---------- */
.page-news .sub-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 14px;
}

.page-news .sub-card {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-left: 2px solid var(--magenta);
  background: rgba(23, 26, 43, 0.6);
  text-decoration: none;
  color: inherit;
  transition: border-left-color 180ms ease, background 180ms ease;
}

.page-news .sub-card:hover,
.page-news .sub-card:focus-visible {
  border-left-color: var(--lime);
  background: rgba(23, 26, 43, 0.95);
}

.page-news .sub-card__kicker {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.09em;
  color: var(--gray);
}

.page-news .sub-card__title {
  margin: 0;
  font-size: var(--fs-5);
  font-weight: 600;
  line-height: 1.45;
}

.page-news .sub-card__body {
  margin: 0;
  font-size: var(--fs-6);
  color: var(--gray);
  line-height: 1.75;
}

.page-news .sub-card__time {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  color: var(--gray);
}

/* ---------- 条目流 ---------- */
.page-news .entry-list {
  display: grid;
}

.page-news .entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "lead time"
    "title title"
    "sum sum";
  gap: 3px 12px;
  padding: clamp(14px, 2vw, 18px) 8px;
  border-bottom: 1px solid var(--rule-soft);
  text-decoration: none;
  color: inherit;
  transition: background 180ms ease;
}

.page-news .entry:hover,
.page-news .entry:focus-visible {
  background: rgba(232, 237, 245, 0.035);
}

.page-news .entry--wide {
  grid-template-areas:
    "lead time"
    "title title"
    "sum sum"
    "thumb thumb";
}

.page-news .entry__lead {
  grid-area: lead;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-news .entry__ver {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-news .entry__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--gray);
}

.page-news .entry__time {
  grid-area: time;
  justify-self: end;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--gray);
  white-space: nowrap;
}

.page-news .entry__title {
  grid-area: title;
  margin: 0;
  font-size: var(--fs-5);
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-news .entry__sum {
  grid-area: sum;
  margin: 2px 0 0;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  color: var(--gray);
  font-size: var(--fs-6);
  line-height: 1.75;
}

.page-news .entry__thumb {
  grid-area: thumb;
  margin-top: 12px;
  border: 1px solid var(--rule-soft);
  background: #0d1018;
  overflow: hidden;
}

.page-news .entry__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (hover: hover) {
  .page-news .entry:hover .entry__sum,
  .page-news .entry:focus-visible .entry__sum {
    -webkit-line-clamp: 3;
  }
}

/* ---------- 旧版对照专题 ---------- */
.page-news .legacy {
  border-top: 1px solid var(--rule);
  padding-top: clamp(24px, 3.4vw, 40px);
}

.page-news .legacy__flag {
  display: inline-block;
  margin: 0;
  padding: 5px 10px;
  background: rgba(255, 179, 0, 0.12);
  border-left: 2px solid var(--amber);
  color: var(--amber);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
}

.page-news .legacy h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-2);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-news .legacy > p {
  margin: 14px 0 0;
  max-width: 62ch;
  line-height: 1.85;
  color: var(--text);
}

.page-news .legacy__figure {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
}

.page-news .legacy__figure img {
  width: 100%;
  border: 1px solid var(--rule);
}

.page-news .legacy__figure figcaption {
  margin-top: 10px;
  font-size: 0.75rem;
  color: var(--gray);
  line-height: 1.7;
}

.page-news .legacy__points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
}

.page-news .legacy__points li {
  display: grid;
  gap: 5px;
  padding: 14px 0 14px 16px;
  border-bottom: 1px solid var(--rule-soft);
  border-left: 2px solid rgba(255, 179, 0, 0.42);
}

.page-news .legacy__pt-title {
  font-size: var(--fs-5);
  font-weight: 600;
  color: var(--text);
}

.page-news .legacy__pt-body {
  font-size: var(--fs-6);
  color: var(--gray);
  line-height: 1.78;
}

.page-news .legacy .legacy__cta {
  margin-top: 20px;
  font-size: var(--fs-6);
  line-height: 1.9;
  color: var(--gray);
}

.page-news .legacy__cta a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 0, 0.45);
  padding-bottom: 1px;
}

.page-news .legacy__cta a:hover,
.page-news .legacy__cta a:focus-visible {
  border-bottom-color: var(--amber);
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence {
  border-top: 1px solid var(--rule);
  padding-top: clamp(24px, 3.4vw, 40px);
}

.page-news .cadence h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-2);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-news .cadence__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.page-news .cadence__item {
  padding: 16px 18px;
  border: 1px solid var(--rule);
  border-top: 2px solid var(--cyan);
  background: rgba(23, 26, 43, 0.55);
}

.page-news .cadence__item:nth-child(2) {
  border-top-color: var(--lime);
}

.page-news .cadence__item:nth-child(3) {
  border-top-color: var(--amber);
}

.page-news .cadence__k {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-news .cadence__item h3 {
  margin: 8px 0 0;
  font-size: var(--fs-5);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .cadence__item p {
  margin: 6px 0 0;
  font-size: var(--fs-6);
  color: var(--gray);
  line-height: 1.78;
}

.page-news .cadence__follow {
  margin: 22px 0 0;
  font-size: var(--fs-6);
  line-height: 1.95;
  color: var(--text);
}

.page-news .cadence__follow a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  padding-bottom: 1px;
}

.page-news .cadence__follow a:hover,
.page-news .cadence__follow a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .sub-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .cadence__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .lead-card {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  }

  .page-news .news-masthead h1 {
    max-width: 24ch;
  }
}

@media (min-width: 900px) {
  .page-news .news-layout {
    grid-template-columns: minmax(200px, 25%) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 104px;
  }

  .page-news .entry--wide {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 30%);
    grid-template-areas:
      "lead time"
      "title thumb"
      "sum thumb";
    column-gap: 20px;
    align-items: start;
  }

  .page-news .entry--wide .entry__thumb {
    margin-top: 2px;
    align-self: start;
  }
}
<<<END>>>